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Interfaces
For Reboot fail count, type or select the number of times that the Surelink test must
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fail before the device is rebooted. The default is 1.
9. Click to expand Test targets.
10. For Add Test Target, click .
11. Select the Test type:
Test another interface's status: Allows you to test another interface's status, to create
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a failover or coupled relationship between interfaces. If Test another interface's
status is selected:
For Test Interface, select the alternate interface to be tested.
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For IP version, select the alternate interface's IP version. This allows you to
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determine the alternate interface's status for a particular IP version.
For Expected status, select whether the expected status of the alternate interface
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is Up or Down. For example, if Expected status is set to Down, but the alternate
interface is determined to be up, then this test will fail.
Ping test: Tests connectivity by sending an ICMP echo request to the hostname or IP
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address specified in Ping host. You can also optionally change the number of bytes in
the Ping payload size.
DNS test: Tests connectivity by sending a DNS query to the specified DNS server.
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HTTP test: Tests connectivity by sending an HTTP or HTTPS GET request to the URL
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specified in Web servers. The URL should take the format of http[s]://hostname/
[path].
Test DNS servers configured for this interface: Tests connectivity by sending a DNS
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query to the DNS servers configured for this interface.
Test the interface status: The interface is considered to be down based on:
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Down time: The amount of time that the interface can be down before this test is
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considered to have failed.
Allowed values are any number of weeks, days, hours, minutes, or seconds, and
take the format number{w|d|h|m|s}.
For example, to set Down time to ten minutes, enter 10m or 600s.
The default is 60 seconds.
Initial connection time: The amount of time to wait for an initial connection to the
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interface before this test is considered to have failed.
Allowed values are any number of weeks, days, hours, minutes, or seconds, and
take the format number{w|d|h|m|s}.
For example, to set Initial connection time to ten minutes, enter 10m or 600s.
The default is 60 seconds.
12. Optional active recovery configuration parameters:
a. Change the Interval between connectivity tests.
Allowed values are any number of weeks, days, hours, minutes, or seconds, and take the
format number{w|d|h|m|s}.
Digi Connect EZ 4/4i User Guide
Wide Area Networks (WANs)
74
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